WPS3010H 10A 300W Digital Programmable Adjustable DC Power Supply USB Powered for Notebook Phone Repairing Item Type: DC Power Supply Material: Metal Plate+ABS Model: WPS3010H Output Current: 0A-10A Output Power: 300W Model WPS3010H Output Voltage 0-Nominal value voltage continuously adjustable Output Current 0-Nominal current is continuously adjustable Output Power Voltage V Current A Accessibility Output output, OCP short circuit protection, USB fast charge interface Input Voltage AC115V±10%, AC230V±10%, the input AC voltage can be switched Operating Temperature 0℃-40℃; relative humidity: <80%RH Storage Temperature -10℃-70℃; relative humidity: <70%RH Constant Pressure State Voltage stability<0.5%+3mV Load Stability<0.5%+3mV Waves Noise<0.5%V P-P Constant Current State Current stability <0.5%+3mA Negative Stability<0.5%+3mA Waves Noise<0.5%A P-P Protection Method Over voltage protection, over current protection, over temperature protection, short circuit protection Display 4 digit digital tube, three groups of voltage, current and power display Display Accuracy 0.5%+5 Display Resolution  Voltage: 0.01V, current: 0.001A (when greater than 100V: 0.1v, when greater than 10A: 0.01A)